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National 4 Chemistry (lesson by lesson) > U2-1-3 - Burning Fossil Fuels > Flashcards

U2-1-3 - Burning Fossil Fuels Flashcards

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1
Q

Complete combustion:

Hydrocarbon + Oxygen ⟶ ….. + …..

A

Complete combustion:

Hydrocarbon + Oxygen ⟶ Carbon dioxide + Water

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2
Q

Incomplete combustion:

Hydrocarbon + Oxygen ⟶ ….. + …..

A

Incomplete combustion:

Hydrocarbon + Oxygen ⟶ Carbon monoxide + Water

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3
Q

When does complete combustion occur?

A

When there is a plentiful supply of oxygen.

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4
Q

When does incomplete combustion occur?

A

When there is a limited supply of oxygen.

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5
Q

Chemical test for water

A

Cobalt chloride paper turns from blue to pink

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6
Q

Chemical test for carbon dioxide

A

Limewater turns from clear to cloudy

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7
Q

Besides carbon monoxide, what else can be formed during incomplete combustion?

A

Soot (carbon)

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National 4 Chemistry (lesson by lesson) (55 decks)

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